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This publication treats the improvement and alertness of adaptive optics for and medication. The contributions describe lately built elements for adaptive-optics structures reminiscent of deformable mirrors, wavefront sensors, and reflect drivers in addition to whole adaptive optical structures and their purposes in and drugs.

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49) Here p is the density of defects that is taken to be much less than the density of host atoms and effective-field effects have been omitted for simplicity. The 49 3. Analysis of Optical Data refractive index of the host is denoted by no(Og)= e~/2(oj) (the change in index induced by the defect is negligible), and Ak(og) is the absorption induced by the defect. )', d o, (51) m 2 fo' o9' Im[e-1(o')] dog'. 27zZe (52) = nefe(~O)] _, = (50) Here the subscripts e, k, and e- 1 are used to distinguish the partial f sums involving ez(fO), k(o9), and Im[e- 1(o9)], respectively.